KOYO
Tapered roller bearings 31320JR
Bearing KOYO 31320JR, Ø100×215×51 mm. Request a quote — worldwide shipping.
Type Tapered roller bearings
Dimensions
Ø 100 × 215 × 51 mm
d100Bore Ø (mm)
×
D215Outer Ø (mm)
×
B51Width (mm)
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Technical specifications
| d | 100 mm |
| D | 215 mm |
| T | 56.5 mm |
| B | 51 mm |
| C | 35 mm |
| r(min.) | 4 mm |
| r1(min.) | 3 mm |
| Basic load ratings : Cr | 465 kN |
| Basic load ratings : C0r | 459 kN |
| Fatigue load limit : Cu | 56.4 kN |
| Limiting speeds(Grease lub.) | 1500 min-1 |
| Limiting speeds(Oil lub.) | 2200 min-1 |
| Load center spread : a | 67.7 mm |
| Constant e | 0.83 |
| Axial load factors : Y1 | 0.73 |
| Axial load factors : Y0 | 0.40 |
| da(min.) | 118 mm |
| db(max.) | 120 mm |
| Da(max.) | 201 mm |
| Da(min.) | 183 mm |
| Db(min.) | 202 mm |
| Sa(min.) | 6 mm |
| Sb(min.) | 17.5 mm |
| ra(max.) | 3 mm |
| rb(max.) | 2.5 mm |
| (Refer.)Mass | 8.72 kg |
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KOYO 31320JR